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    Grade 542 Ashless Fine Precipitate Filter, 70mm Circles (100 pcs)

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      Purchase Grade 542 Ashless Fine Precipitate Filter, 70mm Circles (100 pcs)

      Whatman
      Grade 542 Ashless Fine Precipitate Filter, 70mm Circles (100 pcs) SKU: 1542-070

      $41.08
      Made to order. Contact us for lead time.
       
      The general purpose hardened ashless Filter paper with medium retention and flow rate. Extremely pure and strong with a hard surface. High chemical resistance to strong acid and alkali. Frequently used in the gravimetric analysis of metals in acid/alkali solutions and in collecting hydroxides after precipitation by strong alkalis.

      High retention of fine particles under demanding conditions. Slow flow rate. Very hard and strong with excellent chemical resistance. Often used in gravimetric metal determinations.

      Features:
      • Hardened ashless: .6% ash maximum. These Filters are acid-hardened to give high wet strength and chemical resistance with extremely low ash content. The tough surface makes these Filters suitable for a wide range of critical filtration procedures.
      Diameter
      70mm
      Grade
      542
      Material
      Cotton
      Pack Count
      100
      Pore Size (µm)
      2.7
      Sterility
      Nonsterile
      Wetability
      Hydrophilic